[Zope] ZODB and ZCatalog related questions

[Dieter Maurer]

Thierry Florac writes:
 > On Fri, 2002-06-28 at 22:43, Dieter Maurer wrote:
 > > Objects are stored as pickles. There are larger (usually slightly larger)
 > > than the original object.
 > 
 > What are "pickles" ??
That's Python's name for serialized object.
 > What do you mean when you say "slightly larger" ???
Larger but not by a factor of 2.

 > I've done a really simple test, adding the PDF file as a "File" object
 > from the ZMI. No property was modified...
 > But you you mean also that when a single little property like "title" is
 > modified, it's the whole object which is replicated into the ZODB ???
If the component is not itself persistent, yes.

The File content should be persistent (if larger than 16 kB),
but it did not verify that hope.



Dieter